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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS
International General Certificate of Secondary Education
0610/13
BIOLOGY
Paper 1 Multiple Choice
October/November 2012
45 minutes
Additional Materials:
*8205284412*
Multiple Choice Answer Sheet
Soft clean eraser
Soft pencil (type B or HB is recommended)
READ THESE INSTRUCTIONS FIRST
Write in soft pencil.
Do not use staples, paper clips, highlighters, glue or correction fluid.
Write your name, Centre number and candidate number on the Answer Sheet in the spaces provided
unless this has been done for you.
There are forty questions on this paper. Answer all questions. For each question there are four possible
answers A, B, C and D.
Choose the one you consider correct and record your choice in soft pencil on the separate Answer Sheet.
Read the instructions on the Answer Sheet very carefully.
Each correct answer will score one mark. A mark will not be deducted for a wrong answer.
Any rough working should be done in this booklet.
Electronic calculators may be used.
This document consists of 18 printed pages and 2 blank pages.
IB12 11_0610_13/5RP
© UCLES 2012
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2
1
2
What is respiration?
A
breathing
B
giving out carbon dioxide
C
releasing energy from food
D
taking in oxygen
The table shows some features of the leaves of four plants.
Which plant is a monocotyledon?
has broad
leaves
has parallel
veins
A
B
C
D
© UCLES 2012
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3
3
The diagram shows a key for five vertebrates.
START HERE
has legs
has no legs
organism P
has wings
has no wings
organism Q
has scales
has no scales
organism R
has fur
has no fur
organism S
organism T
Which class of vertebrates does organism T belong to?
A
amphibians
B
birds
C
fish
D
reptiles
© UCLES 2012
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4
4
The picture shows an animal.
What is the name of this animal according to the binomial system?
5
A
catus
B
male African lion
C
Panthera leo
D
top African carnivorous cat
The cell shown in the diagram has been magnified 3000 times.
16 mm
What is the actual diameter of the cell?
A
16
= 0.005 mm
3000
B
16 × 3000 = 48000 mm
C
16 × 300 = 4800 mm
D
16
= 0.05 mm
100
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6
7
Osmosis is defined as the diffusion of water molecules
A
down their concentration gradient through a partially permeable membrane.
B
down their concentration gradient through a permeable membrane.
C
up their concentration gradient through a partially permeable membrane.
D
up their concentration gradient through a permeable membrane.
The diagram shows a cross-section through a plant stem.
Q
Q shows the part that is stained red when the stem is placed in water containing a red dye.
What is found at Q?
8
A
guard cells
B
palisade cells
C
phloem
D
xylem
The diagram shows a motor (effector) neurone.
Which structure is also found in white blood cells, but not in red blood cells?
B
C
A
D
© UCLES 2012
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9
At what level of organisation is a leaf?
A
organ
B
organism
C
organ system
D
tissue
10 How do carbon dioxide and oxygen move in and out of a leaf mesophyll cell?
A
active transport
B
diffusion
C
respiration
D
transpiration
11 The diagram shows part of a section through a leaf.
Which arrow shows the direction of movement of water by osmosis in a leaf?
D
A
leaf cells
B
C
© UCLES 2012
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12 The graph shows the effect of pH on the activity of two enzymes.
enzyme
activity
1
2
3
4
5
pH
6
7
8
9
At which pH is the activity of both enzymes the same?
A
1
B
3
C
5
D
8
13 Four identical mixtures of starch and amylase were kept at different temperatures. The graph
shows the time taken for the starch to be completely digested at each temperature.
At which temperature is the rate of reaction quickest?
time for
starch to
be digested
A
B
C
D
temperature
14 Which nutrient produces a purple colour when mixed with biuret solution?
A
fat
B
protein
C
reducing sugar
D
starch
© UCLES 2012
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15 Which form of energy is stored within glucose molecules made during photosynthesis?
A
chemical
B
heat
C
light
D
mechanical
16 The graph shows the effect of several minutes of vigorous (hard) exercise on heart rate.
Which letter on the graph is at a time when the person is doing this exercise?
B
C
heart rate
D
A
0
0
5
10
15
20
25
30
35
40
time / min
17 Which blood vessel, if it becomes blocked, could lead directly to a heart attack?
A
coronary artery
B
pulmonary artery
C
pulmonary vein
D
vena cava
18 Which substances are dissolved in human blood plasma?
A
carbon dioxide, haemoglobin and glucose
B
carbon dioxide, oxygen and haemoglobin
C
glucose, hormones and urea
D
oxygen, urea and starch
© UCLES 2012
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19 Four test-tubes were set up as shown in the diagram and left in full sunlight.
After several hours, which test-tube would contain the most dissolved carbon dioxide?
A
B
D
pond
weed
pond
weed
water
C
water
water
water
snail
snail
20 The diagram shows apparatus used to investigate anaerobic respiration in yeast.
scale
clip
glass tube
capillary
tube
coloured
liquid
air from which oxygen
has been removed
yeast suspension
in a solution of
glucose in boiled,
cooled water
What happens to the coloured liquid?
A
moves rapidly to the left
B
moves slowly to the left
C
moves to the right
D
stays still
© UCLES 2012
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21 A man injures his arm in an accident. Afterwards, he can feel objects touching his hand, but he
cannot move his hand away from them.
What could cause this?
A
Receptors in his hand are damaged.
B
The nerve connection is cut only between the receptors in his hand and his central nervous
system.
C
The nerve connection is cut only between his central nervous system and the effectors in his
arm.
D
Both of these nerve connections are cut.
22 The diagram shows the human urinary system.
renal vein
renal artery
ureter
bladder
Which row shows substances that are present in each of these structures in a healthy person?
renal artery
renal vein
ureter
bladder
A
glucose
glucose
salts
urea
B
protein
salts
water
protein
C
salts
water
protein
water
D
urea
glucose
protein
salts
© UCLES 2012
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23 The diagram represents some human organs and their blood vessels.
liver
P
Q
gut
kidney
R
Immediately after taking an alcoholic drink, how would the levels of alcohol compare in blood
vessels P, Q and R?
P
Q
R
A
high
medium
high
B
medium
high
low
C
low
low
medium
D
high
low
low
© UCLES 2012
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24 The diagram shows an experiment set up to investigate the response of plant stems to gravity.
result after 2 days
in dark
in dark
What is a suitable control for this experiment?
B
A
rotated
slowly
light
in dark
C
D
light
in dark
25 When the body temperature rises above 37 °C, which changes help to return the temperature to
normal?
activity of
sweat glands
blood vessels
near skin surface
A
decreased
constricted
B
decreased
dilated
C
increased
constricted
D
increased
dilated
© UCLES 2012
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26 The graph shows changes in the thickness of the uterus lining of a woman.
thickness of
uterus lining
0
1
2
3
4
5
X
6
X
7
8
9
time / weeks
What happens each time at X?
A
fertilisation
B
implantation
C
menstruation
D
ovulation
27 Which method of birth control is based on knowing the stage a woman is at in her menstrual
cycle?
A
chemical
B
mechanical
C
natural
D
surgical
© UCLES 2012
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28 The graph shows the growth of a child into an adult.
y axis
x axis
What should be the labels on the axes?
x axis
y axis
A
age
date
B
age
mass
C
mass
age
D
mass
time
29 The graph shows the effect of storage time on the germination of some seeds.
100
90
80
70
% germination
60
50
40
30
0
1
2
3
storage time / years
What can be concluded from this graph?
A
Older seeds do not germinate.
B
Older seeds germinate better than younger seeds.
C
Younger seeds always germinate.
D
Younger seeds germinate better than older seeds.
© UCLES 2012
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15
30 What results from meiosis of a diploid cell?
A
genetically different diploid cells
B
genetically different haploid cells
C
genetically identical diploid cells
D
genetically identical haploid cells
31 What is an allele?
A
a length of DNA that codes for a gene
B
any one of two or more alternative forms of a gene
C
a thread of DNA made up of a string of genes
D
the genetic make up of an organism
32 In a pond, the biomass at each trophic level is measured. The results are shown in the table.
Which trophic level contains herbivores?
trophic
level
mass / g m–3
A
0.1
B
0.6
C
1.2
D
17.9
33 The diagram shows the flow of energy in a food chain.
energy
released
energy
input
P
producer
Q
Q
Q
R
primary
consumer
R
secondary
consumer
What are the forms of energy P, Q and R?
P
Q
R
A
chemical
light
heat
B
heat
chemical
light
C
light
heat
chemical
D
light
chemical
heat
© UCLES 2012
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34 Carbon is essential to life.
Which process provides a carbon-containing compound for all life forms?
A
eating
B
gaseous exchange
C
photosynthesis
D
respiration
35 The diagram shows part of the water cycle.
clouds
T
air
plants
S
humans
rivers and lakes
What are processes S and T?
S
T
A
evaporation
precipitation
B
condensation
drainage
C
evaporation
condensation
D
condensation
evaporation
© UCLES 2012
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water in soil
17
36 The diagram shows part of the carbon cycle.
simple
substance
decomposers
plants
animals
What is the simple substance?
A
carbohydrate
B
carbon dioxide
C
chlorophyll
D
light
37 The graph shows the population of mosquito larvae in a pond. On day 3, mosquito fish, which eat
mosquito larvae, are released into the pond.
fish released
800
700
600
population of
500
mosquito larvae 400
/ number per m3 300
200
100
0
1
2
3
4
5
6
7
8
time / days
What is the most likely reason for the decline in the population of larvae after day 3?
A
disease
B
lack of food
C
old age
D
predation
© UCLES 2012
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38 Which two gases both contribute to global warming?
A
carbon dioxide and methane
B
methane and oxygen
C
oxygen and sulfur dioxide
D
sulfur dioxide and carbon dioxide
39 Which pollutant is most likely to cause mutations?
A
carbon dioxide
B
methane
C
nuclear radiation
D
sulfur dioxide
40 Insecticides sprayed in low concentrations may increase the yield of a crop, but may also be
harmful to wildlife.
What is an explanation for this?
A
Insecticides cause acid rain.
B
Insecticides enter the food chain.
C
Insecticides increase the nitrates in soil.
D
Insecticides kill other plants.
© UCLES 2012
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© UCLES 2012
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reasonable effort has been made by the publisher (UCLES) to trace copyright holders, but if any items requiring clearance have unwittingly been included, the
publisher will be pleased to make amends at the earliest possible opportunity.
University of Cambridge International Examinations is part of the Cambridge Assessment Group. Cambridge Assessment is the brand name of University of
Cambridge Local Examinations Syndicate (UCLES), which is itself a department of the University of Cambridge.
© UCLES 2012
0610/13/O/N/12